# SDR ASAA2022092640064

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 26, 2022
- Submitted: September 27, 2022
- Operation: Air carrier
- Aircraft: [N531AS](https://openairdocs.org/aircraft/N531AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35199
- Aircraft time: 43,654 hours, 12,626 cycles
- System (JASC): [3350 · Emergency Lighting](https://openairdocs.org/jasc/3350)
- Part: Battery Pack
- Part number: D71702001
- Condition: Inoperative
- Location: Main Passenger C
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022092640064

## Discrepancy

EMERGENCY AREA AISLE LIGHT INOP AT 18, 20 AND 23DEF. GROUNDED - YES. REMOVED AND REPLACED BATTERY PACK M1670 REF B737-800 WDM 33-51-13-8 AND B737-800 AMM 33-51-06.

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